19567017

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 32348160

約数和(自身を除く): 12781143

約数列:

[1, 3, 9, 17, 19, 51, 53, 57, 127, 153, 159, 171, 323, 381, 477, 901, 969, 1007, 1143, 2159, 2413, 2703, 2907, 3021, 6477, 6731, 7239, 8109, 9063, 17119, 19431, 20193, 21717, 41021, 51357, 60579, 114427, 123063, 127889, 154071, 343281, 369189, 383667, 1029843, 1151001, 2174113, 6522339, 19567017]

約数ペア:

[(1, 19567017), (3, 6522339), (9, 2174113), (17, 1151001), (19, 1029843), (51, 383667), (53, 369189), (57, 343281), (127, 154071), (153, 127889), (159, 123063), (171, 114427), (323, 60579), (381, 51357), (477, 41021), (901, 21717), (969, 20193), (1007, 19431), (1143, 17119), (2159, 9063), (2413, 8109), (2703, 7239), (2907, 6731), (3021, 6477)]